When a woman inhales air into her vagina--the opposite of a queef, where air exhales out of the vagina. \r\n\r\nTo queefin- verb; ex: queefined\r\n\r\nQueefin- noun\r\n\r\nPronunciation: Ka-whiff-in\n> 1.) The Little Mermaid was being pounded so hard that she queefined air and semen into her ambiguous genitalia.\n> 2.) That queefin sounded like a vacuum cleaner\n